The Life Preserver Magnets come in two sizes:
Approximatly 4x4 or 6x10
 
There is the option or Mickey or Minnie or both in each size.  
The small ones are $10 each 
The large ones are $18 each
Both sizes can be bundled. 
 
Please let me know in the comments if you would like Mickey or Minnie and also the color thread you would like.